curl --request POST \
  --url https://api.saber.money/api/user_services/v1/user_kyc/v2/bank_account \
  --header 'Content-Type: application/json' \
  --header 'X-Api-Key: <x-api-key>' \
  --header 'X-Request-Id: <x-request-id>' \
  --header 'X-Signature: <x-signature>' \
  --header 'X-Timestamp: <x-timestamp>' \
  --header 'X-User-Id: <x-user-id>' \
  --data '
{
  "action": "add",
  "bank_account_details": {
    "account_number": "1234567890",
    "ifsc_code": "HDFC0001234",
    "type": "SAVINGS",
    "bank_id": ""
  }
}
'

import requests

url = "https://api.saber.money/api/user_services/v1/user_kyc/v2/bank_account"

payload = {
    "action": "add",
    "bank_account_details": {
        "account_number": "1234567890",
        "ifsc_code": "HDFC0001234",
        "type": "SAVINGS",
        "bank_id": ""
    }
}
headers = {
    "X-Api-Key": "<x-api-key>",
    "X-Signature": "<x-signature>",
    "X-Timestamp": "<x-timestamp>",
    "X-Request-Id": "<x-request-id>",
    "X-User-Id": "<x-user-id>",
    "Content-Type": "application/json"
}

response = requests.post(url, json=payload, headers=headers)

print(response.text)

const options = {
  method: 'POST',
  headers: {
    'X-Api-Key': '<x-api-key>',
    'X-Signature': '<x-signature>',
    'X-Timestamp': '<x-timestamp>',
    'X-Request-Id': '<x-request-id>',
    'X-User-Id': '<x-user-id>',
    'Content-Type': 'application/json'
  },
  body: JSON.stringify({
    action: 'add',
    bank_account_details: {
      account_number: '1234567890',
      ifsc_code: 'HDFC0001234',
      type: 'SAVINGS',
      bank_id: ''
    }
  })
};

fetch('https://api.saber.money/api/user_services/v1/user_kyc/v2/bank_account', options)
  .then(res => res.json())
  .then(res => console.log(res))
  .catch(err => console.error(err));

<?php

$curl = curl_init();

curl_setopt_array($curl, [
  CURLOPT_URL => "https://api.saber.money/api/user_services/v1/user_kyc/v2/bank_account",
  CURLOPT_RETURNTRANSFER => true,
  CURLOPT_ENCODING => "",
  CURLOPT_MAXREDIRS => 10,
  CURLOPT_TIMEOUT => 30,
  CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
  CURLOPT_CUSTOMREQUEST => "POST",
  CURLOPT_POSTFIELDS => json_encode([
    'action' => 'add',
    'bank_account_details' => [
        'account_number' => '1234567890',
        'ifsc_code' => 'HDFC0001234',
        'type' => 'SAVINGS',
        'bank_id' => ''
    ]
  ]),
  CURLOPT_HTTPHEADER => [
    "Content-Type: application/json",
    "X-Api-Key: <x-api-key>",
    "X-Request-Id: <x-request-id>",
    "X-Signature: <x-signature>",
    "X-Timestamp: <x-timestamp>",
    "X-User-Id: <x-user-id>"
  ],
]);

$response = curl_exec($curl);
$err = curl_error($curl);

curl_close($curl);

if ($err) {
  echo "cURL Error #:" . $err;
} else {
  echo $response;
}

package main

import (
	"fmt"
	"strings"
	"net/http"
	"io"
)

func main() {

	url := "https://api.saber.money/api/user_services/v1/user_kyc/v2/bank_account"

	payload := strings.NewReader("{\n  \"action\": \"add\",\n  \"bank_account_details\": {\n    \"account_number\": \"1234567890\",\n    \"ifsc_code\": \"HDFC0001234\",\n    \"type\": \"SAVINGS\",\n    \"bank_id\": \"\"\n  }\n}")

	req, _ := http.NewRequest("POST", url, payload)

	req.Header.Add("X-Api-Key", "<x-api-key>")
	req.Header.Add("X-Signature", "<x-signature>")
	req.Header.Add("X-Timestamp", "<x-timestamp>")
	req.Header.Add("X-Request-Id", "<x-request-id>")
	req.Header.Add("X-User-Id", "<x-user-id>")
	req.Header.Add("Content-Type", "application/json")

	res, _ := http.DefaultClient.Do(req)

	defer res.Body.Close()
	body, _ := io.ReadAll(res.Body)

	fmt.Println(string(body))

}

HttpResponse<String> response = Unirest.post("https://api.saber.money/api/user_services/v1/user_kyc/v2/bank_account")
  .header("X-Api-Key", "<x-api-key>")
  .header("X-Signature", "<x-signature>")
  .header("X-Timestamp", "<x-timestamp>")
  .header("X-Request-Id", "<x-request-id>")
  .header("X-User-Id", "<x-user-id>")
  .header("Content-Type", "application/json")
  .body("{\n  \"action\": \"add\",\n  \"bank_account_details\": {\n    \"account_number\": \"1234567890\",\n    \"ifsc_code\": \"HDFC0001234\",\n    \"type\": \"SAVINGS\",\n    \"bank_id\": \"\"\n  }\n}")
  .asString();

require 'uri'
require 'net/http'

url = URI("https://api.saber.money/api/user_services/v1/user_kyc/v2/bank_account")

http = Net::HTTP.new(url.host, url.port)
http.use_ssl = true

request = Net::HTTP::Post.new(url)
request["X-Api-Key"] = '<x-api-key>'
request["X-Signature"] = '<x-signature>'
request["X-Timestamp"] = '<x-timestamp>'
request["X-Request-Id"] = '<x-request-id>'
request["X-User-Id"] = '<x-user-id>'
request["Content-Type"] = 'application/json'
request.body = "{\n  \"action\": \"add\",\n  \"bank_account_details\": {\n    \"account_number\": \"1234567890\",\n    \"ifsc_code\": \"HDFC0001234\",\n    \"type\": \"SAVINGS\",\n    \"bank_id\": \"\"\n  }\n}"

response = http.request(request)
puts response.read_body

{
  "success": true,
  "data": {
    "message": "The user bank account added successfully, awaiting for verification"
  }
}